Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

6. Bones & Skeletal Tissue

Microscopic Anatomy of Bones - The Osteon

Anatomy & Physiology

6. Bones & Skeletal Tissue

Microscopic Anatomy of Bones - The Osteon

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Multiple Choice

Lacunae are located between concentric rings of compact bone tissue called what?

Periosteum

Canaliculi

Trabeculae

Lamellae

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Verified step by step guidance

Understand the structure of compact bone: Compact bone is made up of tightly packed tissue that provides strength and support. It consists of several components, including osteons, which are cylindrical structures.

Identify the role of lacunae: Lacunae are small spaces within the bone matrix that house osteocytes, the mature bone cells. These spaces are crucial for maintaining bone tissue.

Explore the arrangement of lamellae: Lamellae are concentric rings of bone matrix that surround the central canal in an osteon. They provide structural integrity and are arranged in layers around the central canal.

Locate lacunae in relation to lamellae: Lacunae are situated between the lamellae in the osteon structure. This positioning allows osteocytes to communicate and exchange nutrients through canaliculi, which are tiny channels connecting lacunae.

Differentiate lamellae from other bone structures: Periosteum is a membrane covering the outer surface of bones, canaliculi are channels for nutrient exchange, and trabeculae are found in spongy bone, not compact bone. Lamellae are the correct answer as they are the concentric rings in compact bone where lacunae are located.